Home / 99,854,561.93-137,799,482.18-55,801,560.81

Finding the Fourth Proportional to 99,854,561.93, 137,799,482.18 and 55,801,560.81

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Solution

The fourth proportional to 99,854,561.93, 137,799,482.18 and 55,801,560.81 is: 77,006,258.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,854,561.93 : 137,799,482.18 = 55,801,560.81 : x
  2. Step 2: Convert to fraction form
    99,854,561.93/137,799,482.18 = 55,801,560.81/x
  3. Step 3: Cross multiply
    99,854,561.93x = 137,799,482.18 × 55,801,560.81
  4. Step 4: Simplify right side
    99,854,561.93x = 7,689,426,184,174,775
  5. Step 5: Solve for x
    x = 7,689,426,184,174,775/99,854,561.93
  6. Step 6: Final answer
    x = 77,006,258.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.